11156103516 has 48 divisors (see below), whose sum is σ = 26181872640. Its totient is φ = 3697196160.

The previous prime is 11156103473. The next prime is 11156103527. The reversal of 11156103516 is 61530165111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1611735 + ... + 1618641.

It is an arithmetic number, because the mean of its divisors is an integer number (545455680).

Almost surely, 2^11156103516 is an apocalyptic number.

It is an amenable number.

11156103516 is an abundant number, since it is smaller than the sum of its proper divisors (15025769124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11156103516 is a wasteful number, since it uses less digits than its factorization.

11156103516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7674 (or 7672 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 30.

Adding to 11156103516 its reverse (61530165111), we get a palindrome (72686268627).

The spelling of 11156103516 in words is "eleven billion, one hundred fifty-six million, one hundred three thousand, five hundred sixteen".